AirHint found the following cheapest return flights from Frankfurt (FRA) to Boston (BOS) in March 2026 (see full year).

Return flights

08 Mar - 16 Mar	Ryanair
02 Mar - 16 Mar	Ryanair
09 Mar - 17 Mar	Ryanair
05 Mar - 22 Mar	TAP
01 Mar - 14 Mar	Ryanair
18 Mar - 28 Mar	Ryanair
01 Mar - 07 Mar	Scandinavian Airlines
26 Mar - 31 Mar	Icelandair
19 Mar - 25 Mar	Icelandair
26 Mar - 09 Apr	Icelandair
09 Mar - 17 Mar	Lufthansa	direct
30 Mar - 11 Apr	United
27 Mar - 11 Apr	British Airways
28 Mar - 04 Apr	British Airways
28 Mar - 11 Apr	British Airways
27 Mar - 11 Apr	Lufthansa	direct
28 Mar - 11 Apr	Lufthansa	direct

Also check the deals for one-way flights from Frankfurt to Boston in March.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Frankfurt to Boston in March from 321€

Return flights